seed(); $this->post('/admin/login', [ 'email' => 'platform.admin@demo.local', 'password' => 'Platform@123456', ])->assertRedirect('/admin'); } public function test_admin_base_css_should_include_w180_width_utility(): void { $this->loginAsPlatformAdmin(); $css = file_get_contents(public_path('css/admin-base.css')); $this->assertIsString($css); // 平台订单筛选区使用 w-180(created_from/to),必须提供该工具类避免样式缺失。 $this->assertStringContainsString('.w-180{width:180px;}', $css); } }